43results about How to "Strong shock absorption" patented technology

The invention relates to a foaming material, and in particular relates to a flame-retardant and slow-rebounded ethylene-propylene-diene-terpolymer rubber porous foaming material and a preparation method thereof. The flame-retardant and slow-rebounded ethylene-propylene-diene-terpolymer rubber porous foaming material with the characteristics of light weight, low smoke, flame retardance, strong shock absorption, small compression deformation, ageing resistance and the like is prepared in a crosslinking and foaming manner according to a proper formula and a proper process. The foaming material is widely applied to various filed of national economy such as engine sealing and shock absorption in automobile industry; leakproof sealing and wall sound absorption in construction industry; rail padding in rail transit; fin sealing in shipping industry, and the like.

The invention discloses an earthquake proof PTFE (Poly Tetra Fluoro Ethylene) plate rubber bearing small displacement comb plate extensible device which is characterized in that chutes are arranged on the bottom surface of the front end of a flexible comb plate; steel pins which are connected with a beam body B in a welding mode are arranged inside the chutes; the steel pins are connected with the chutes in a sliding mode; one end of the flexible comb plate is fixed on PTFE plate rubber bearings which are connected with a beam body A in a welding mode; one end portion of the flexible comb plate is provided with a horizontal deformation joint; the other end of the flexible comb plate socket which is flatly arranged on a sliding plate is connected with comb teeth of a fixed comb plate in a socket mode; the flexible comb plate is connected with the sliding plate in a sliding mode; and the fixed comb plate is fixedly connected with the sliding plate. Compared with the pair art, the earthquake proof PTFE plate rubber bearing small displacement comb plate extensible device has the advantages of being capable of three-dimensionally deforming namely, plane rotating, vertical rotating and performing horizontal displacement and capable of performing coordination deformation along with a bridge structure, satisfying vertical and horizontal extra large displacement deformation, being simple in structure, convenient to construct, strong in shock absorption capability and low in noise, enabling construction costs to be reduced by 30 to 40 % compared with same type products and particularly being suitable for high-grade highways and viaducts.

The invention relates to an intermediate support assembly of a heavy vehicle drive shaft. A bearing is assembled in an inner frame through clamp springs on two sides, sealing rings are arranged on two sides of the bearing, the inner frame is externally vulcanized with an outer cover into a whole through a rubber damping pad, the rubber damping pad is hollowed out internally to form an 'n'-shaped damping groove I which forms a semi-surrounded structure, the rubber damping pad on the upper portion of the inner frame and the inner frame are both covered in an 'n'-shaped empty space, clearances are formed at two side edges of the inner frame, and the lower portion of the rubber damping pad and the inner bottom of the outer cover are connected to form a connecting rib. After the assembly is subjected to complete vehicle trial assembly, the 'n'-shaped semi-surrounded structure of the rubber damping pad can absorb large axial movement of the intermediate support assembly, the angle of the intermediate support assembly is radially adjustable, the radial direction of the intermediate support assembly is ensured to be perpendicular to the axial direction of a center line of the drive shaft, and the intermediate support assembly is simple and feasible and remarkable in benefit, and has promotional value in the automobile industry.

The invention discloses a runway system with excellent impact adsorption capability, which comprises a wear-resisting surface layer positioned on an upper layer, an elastic middle layer positioned on a middle layer and an elastic macromolecule bottom layer positioned on a bottom layer, wherein the wear-resisting surface layer and the elastic middle layer are bonded to form an integral-shaping prefabricating double-layer structure, and the elastic macromolecule bottom layer is a macromolecule self-leveling layer. According to the runway system with the excellent impact adsorption capability, the cost is saved, the elasticity is better, the impact adsorption capability is stronger, and each physical index reaches the international standard.

The invention discloses a composite material combined type cross arm for a high-tension transmission line tower pole. The composite material combined type cross arm comprises two anti-bending composite insulating parts and two tensile composite insulating parts. Four end part armor clamps and four root part armor clamps are respectively arranged at the end parts and the root parts of the anti-bending composite insulating parts and the tensile composite insulating parts, wherein the end part armor clamps and the root part armor clamps, which are respectively arranged at the two ends of the anti-bending composite insulating parts are spliced; the end part armor clamps and the root part armor clamps, which are respectively arranged at the two ends of the tensile composite insulating parts are pressed; and an end part clamp connecting plate is used for fixedly connecting the four end part clamps through bolts to form the composite material combined type cross arm. The structure of the composite insulating parts is improved so that the self gravity of the composite cross arm is effectively reduced, the diameter of an electric gap circle between a wire and an iron tower is reduced, and the width of a passage and the tower height are reduced. The composite material combined type cross arm is simple in structure and fast to assemble and can be arrayed into tower shapes including a drum shape, an umbrella shape and the like, so that the occupied land is saved and the composite material combined type cross arm is good for popularization and application.

The invention discloses a logistics delivery truck capable of preventing goods from being damaged. The logistics delivery truck capable of preventing the goods from being damaged comprises a logisticstruck body; a compartment is arranged at the rear end of the logistics truck body; a loading and unloading door is arranged at the rear end of the compartment; the logistics delivery truck capable ofpreventing the goods from being damaged is characterized in that a base is arranged within the compartment at the rear end of the logistics truck body; a plurality of spring seats are uniformly placed on the base; springs are arranged within the spring seats; supporting seats are arranged at the upper ends of the springs; a goods tray is arranged at the upper end of the base; the goods tray is mounted on a supporting seat; and an automatic binding device used for preventing the goods from shaking is arranged within the compartment. The invention aims at providing the logistics delivery truckcapable of preventing the goods from being damaged has the advantages that articles can be prevented from broken and fragile objects are especially protected; meanwhile, an automatic binding functionis realized to realize automatic locking of the goods and prevent loosening; the logistics truck can keep the stability of the goods in the running process to reduce the collision breakage risk so that safety guarantee is provided to the conveying of cross-border e-commerce articles.

The invention relates to a preparation of a conductive polyurethane film and an application thereof to a capacitive pressure sensor, and belongs to the technical field of electronic information. A CNT (carbon nano tube) subjected to chemical modification and provided with a hydroxyl group is adopted to participate in the synthesis of a polyurethane prepolymer, so that synthetized modified polyurethane has electrical conductivity; the modified polyurethane is subjected to a film forming technology to form conductive polyurethane films; and the conductive polyurethane films not only solve the problem that the conventional conductive polyurethane film is non-conductive, but also retain the satisfactory performance such as high elasticity, and can be produced on a large scale. The conductive polyurethane films are applicable to two electrodes in capacitive pressure sensors, and are high in electron emission efficiency, good in stability and long in service life; and when external forces are applied on the surface layers of the sensors, the non-conductive conductive polyurethane film between the capacitive pressure sensors enables the distance between a cathode and an anode to be changed, and the current displayed in a microampere meter is also changed, that is, the current value of the microampere meter is characterized as a pressure value between the capacitive pressure sensors.

The invention relates to the technical field of hanging frames, in particular to an underground pipeline hanging frame system. The underground pipeline hanging frame system comprises a hanging seat and a pipeline clamp. A frame body is connected with the lower side of the hanging seat. The lower end of the frame body is connected with a rapid insertion device. The rapid insertion device comprisesa connection base, a plurality of wedge blocks, a locking sleeve and an unlocking sleeve. The wedge blocks are rotationally connected to the upper end of the connection base. The locking sleeve and the unlocking sleeve are sequentially and rotationally arranged on the outside of the outer circle face of the connection base in a sleeving manner from top to bottom and correspond to the wedge blocks.The pipeline clamp is inserted into the connection base from the lower end. The locking sleeve and the unlocking sleeve cooperatively rotate and drive the outer ends of the wedge blocks to rotate, sothat the inner ends of the wedge blocks rotate into or retreat out of the pipeline clamp, and then the pipeline clamp and the rapid insertion device are mutually locked or loosened. According to theunderground pipeline hanging frame system, by arranging the rapid insertion device, when the pipeline is assembled or disassembled, it is just needed to cooperatively rotate the locking sleeve and theunlocking sleeve, disassembling bolts is not needed on a construction site, rapid assembly and disassembly of the pipeline clamp can be achieved, and convenience and rapidness are achieved.

The invention relates to a dynamic pressure supporting device and a method for thin-wall part processing, and belongs to the technical field of precision processing and supporting. The dynamic pressure supporting device comprises a processing system and a dynamic pressure system, wherein a cutter of the processing system is positioned at a processing side of a workpiece and connected with a servofeeding system, and the workpiece is positioned between the cutter and the dynamic pressure system; a roller in the dynamic pressure system is positioned at the supporting side of the workpiece and immersed in lubricating oil; a wedge-shaped gap is formed between the roller and the workpiece; the roller is driven to rotate by a motor to form a dynamic pressure oil film on the surface of the workpiece, so the flexible support for the workpiece is realized; the lubricating oil is injected into an oil supply tank through an oil supply port on the oil supply tank and sealed by a flexible film. According to the invention, the workpiece can be separated from the roller by the dynamic pressure oil film, the roller does not contact with the workpiece directly, so scratches are not generated on thesurface of the workpiece. Meanwhile, the oil film has strong vibration absorption, which can effectively inhibit chatter during machining and improve the surface quality of the machined workpiece.

A compressor anti-vibration kit according to the present invention includes a connecting part, a fixing column and a bolt; the fixing column is a raised cylinder on the surface of the fixing part; the connecting part is a plastic connecting part, including a buffer pad, a buffer disc; the buffer pad is sleeved outside the fixed column, the buffer disc is connected to the upper end of the buffer pad, and the top surface of the buffer disc protrudes to form a stepped surface; the raised surface of the buffer disc is provided with a "convex" Type blind hole; the bolt includes a bolt head and a threaded portion, the bolt head is arranged in the blind hole, closely fits with the blind hole, and the threaded portion protrudes from the top surface of the buffer plate. The buffer pad and the buffer plate of the anti-shock kit are made of plastic and have a certain degree of elasticity, and the buffer plate is arranged on the top of the buffer pad so that the shock-absorbing device has good shock-absorbing ability.

The invention discloses a vertical type long shaft sea water pump. The vertical type long shaft sea water pump comprises a part capable of being pulled out and a fixed part, the part capable of being pulled out comprises an impeller, an impeller chamber, guide vane bodies, a pump shaft connected with a motor shaft, a sleeve coupling and an inner connecting pipe, and the fixed part comprises a sucking horn mouth, an outer connecting pipe and a discharging elbow. A pump discharging water outlet is communicated with a pump set lubricating water inlet through a main pipeline, the main pipeline is communicated with external water through an external water pipeline to carry out self-lubricating backwashing on the sea water pump, and the pump shaft is connected with the motor shaft through a diaphragm coupling. The vertical type long shaft sea water pump is simple in structure, light in weight, convenient to maintain and overhaul, high in running efficiency, reliable in running and long in service life and can be widely applied to petroleum and petrochemicals, a ocean platform, a power plant, an iron and steel plant, drainage engineering and other fields.

The invention relates to an X-shaped link telescopic boom type hydraulic power engine and generator set device, and relates to a more efficient technical scheme and a more efficient device based on the technical scheme of 'Hydraulic power engine and generator set device' with the application number of 200810091304.8 of the previous patent application. In the device, a turning type connecting rod 25 can be lengthened by over 5 to 10 times, and the hydraulic power efficiency can be improved by over 30 times on the original basis, so that starting power can reach 5,000 watts from hundreds of watts and can be amplified to over megawatts per hour by four to five steps in combination with primary and secondary type link amplifying power. The device mainly comprises an A set power-assisted X-shaped link telescopic boom and a B set power-assisted X-shaped link telescopic boom which can achieve good effects of making up deficiencies of each other and being mutually compatible and compensated. Under the interaction of an anti-lateral deviation device, the device steadily and efficiently drives the turning type connecting rod to do gyratory motion so as to input power, the using cost does not reach 0.2 percent of that of coal-fired thermal power generation, and the energy is a man-made, mechanical, manual controllable, environmentally-friendly and renewable novel energy source. The device is not limited by territorial environments, is safe and reliable, can be widely used for electric power, trains, 10,000-ton class steamships, automobiles, engineering machines, motorcycles, agricultural machines and the like, and can contribute to reducing production cost, saving energy, reducing emission and benefiting mankind.

The invention discloses a truck with a shock absorbing truck rear box. The truck with the shock absorbing truck rear box comprises a rear box body and a truck body; and the rear box body and the truckbody are fixedly connected with each other. The truck with the shock absorbing truck rear box further comprises a bottom plate and a compression spring. The bottom plate is connected with the bottomwall of the rear box body through the compression spring. By adopting the technical scheme, the truck with the shock absorbing truck rear box has the following beneficial effects that the shock absorbing function of the truck is powerful, and frangible and wearable articles can be effectively protected against being broken.

The invention discloses a damping shock absorption mechanism for a stay cable of a bridge, relates to the technical field of incubators, and solves the problems that an existing buffer device is onlyprovided with a group of buffer dampers, the buffer dampers are easy to lose effect due to the influence of fatigue strength in use, and once a stay cable mounting seat loses connection strength, thestability is poor. The top of a bridge floor is fixedly connected with a group of mounting bases; the top of each mounting base is connected with a group of supporting rods through hinges; the left side and the right side of the inhaul cable fixing base are each elastically connected with a set of buffer fixing base. The buffer fixing base and the inhaul cable fixing base are both fixed to the bridge stay cable at the same time. The two buffer dampers are used for buffering and absorbing vibration, the good vibration absorption capacity is guaranteed, the working stability is improved throughthe two buffer dampers, when the installation strength of the inhaul cable fixing base is not enough, buffering and vibration absorption can be conducted through the buffer base buffer springs, the working stability is guaranteed, and the bridge safety can be better guaranteed.

The invention discloses a double-simple-support type anti-falling comb-shaped bridge expansion device. The device is characterized in that a comb plate A is arranged on an anti-falling steel plate, comb teeth of a comb plate B and comb teeth of the comb plate A are arranged on the anti-falling steel plate flat in a mutual insertion mode, and the anti-falling steel plate is supported by a base anchoring part A and a base anchoring part B provided with a stainless steel sliding plate through a simple support structure; a tooth root end plate of the comb plate A is fixedly connected with the anti-falling steel plate and the base anchoring part A; a tooth root end plate of the comb plate B is arranged on the stainless steel sliding plate through a leveling steel plate and fixedly connected with the leveling steel plate, the stainless steel sliding plate and the base anchoring part B. Compared with the prior art, the device has the advantages that comb teeth of the comb plate B and comb teeth of the comb plate A intersect and stressed together in a simple support mode, the winding degree of comb teeth is reduced greatly, the rigidity of comb teeth is improved by 100%, safety performance is improved, service life is prolonged, and the device is especially suitable for high-grade highway bridges, elevated bridges and ultralong flexible bridges.

The invention relates to the field of wall components, in particular to an energy transfer component and aims to solve the technical problems that current wall materials are thick and heavy and heat transfer between the internal environment and the external environment cannot be controlled. The energy transfer component comprises an inner graphene layer with the exposed side surface contacted with the internal environment, a middle thermal insulation layer and an outer graphene layer with the exposed side surface contacted with the external environment, the three layers are spliced and arranged in a sandwich manner, and a heat transfer connection mechanism capable of being opened and closed is arranged between the inner graphene layer and the outer graphene layer. The energy transfer component has the advantages of being light, thin, sound-proof, thermal-insulating, water-proof, flame-retardant and capable of automatically controlling heat transfer between the internal environment and the external environment.

The invention discloses a five-axis numerical control machine tool. The five-axis numerical control machine tool comprises a chip collecting vehicle, a chip removing machine, a left front shield, a tool magazine perspective door, a machine head cover, a movable door, a system controller, a water tank, an oil-water separator, a rear shield, a right movable door, horizontal ground feet, a machine tool base, a tool magazine support, a tool magazine, a telescopic protective cover, a machine head casting, a drag chain, a ram, a spindle, a double-support stand column, a cradle, a workbench, a telescopic protective cover, a guide rail, a lead screw support seat, a lead screw, a servo motor and a machine head casting linear rail. According to the five-axis numerical control machine tool, the amplitude and the inherent frequency can be greatly reduced; a cradle B / C shaft adopts a torque motor direct drive structure, so that the precision of the machine tool can be greatly improved; the high-speed motorized spindle is used as the spindle of the machine tool, the problems of vibration and noise can be well solved, the machining precision and the machining surface roughness of the machine toolare improved, high speed change can be rapidly achieved, that is, the spindle has great angular acceleration during rotation, and the production efficiency can be greatly improved.

The invention relates to an oil-gas separation circular arc type inside engaged gear combined oil pump which comprises a pump body (1), the bottom of the pump body (1) is provided with an oil suction hole (1.1) and an oil suction hole check valve (12); the lower part in the pump body (1) is provided with an oil inlet cavity (1.2); the middle in the pump body (1) is provided with an oil inlet chamber (1.3), an eccentric body (4), an oil outlet chamber (1.4) and an oil-gas separation chamber (14), wherein, the eccentric body (4) is internally provided with a combined pump spindle (6) which is provided with a circular arc type inside and outside gear set (5), the wall of a shell of the eccentric body (4) is provided with an eccentric body oil inlet (4.1) and an eccentric body oil outlet (4.2); the upper part in the pump body (1) is provided with an oil outlet channel (1.5); the top of the pump body (1) is provided with a pump cover (13), the top of which is provided with an oil outlet (13.1); the oil outlet channel (1.5) is internally provided with an oil-gas separation pipe (8); the lower part of the oil-gas separation chamber (14) is provided with an oil return float valve (15), and a gas bleeder (16) and a gas bleeding float valve (17) are arranged on the top of the pump cover (13) arranged above the oil-gas separation chamber (14). The combined oil pump has stronger oil-gas separation capability and compacter structure.

The invention provides an auxiliary supporting device. The auxiliary supporting device comprises a clamping piece, a middle block, a supporting screw and a supporting nut, all of which are connected in sequence in a vertical direction; the clamping piece comprises an upper cover and a lower cover, the two of which are connected to form a space for holding a supported piece; the auxiliary supporting device further comprises a guide piece; the guide piece comprises a guide block, a slider and a fastener; a guide groove is formed in the guide block and the slider is capable of sliding along the guide groove. The auxiliary supporting device is provided with the guide piece and thus can be enabled to move horizontally; the clamping piece is arranged into such a structure of the upper cover and the lower cover, and a distance between the upper cover and the lower cover can be fine adjusted; a first buffer layer is arranged in the structure of the middle block and a second buffer layer is arranged on one surface, facing the supported piece, of the clamping piece, thereby forming a double buffer structure to achieve a good damping effect. Compared with the prior art, the auxiliary supporting device is simple in structure, convenient to mount and use and good in working stability, and has good vibration absorption capability; as a result, a vibration value can be effectively reduced.

The invention discloses a composite material combined type cross arm for a high-tension transmission line tower pole. The composite material combined type cross arm comprises two anti-bending composite insulating parts and two tensile composite insulating parts. Four end part armor clamps and four root part armor clamps are respectively arranged at the end parts and the root parts of the anti-bending composite insulating parts and the tensile composite insulating parts, wherein the end part armor clamps and the root part armor clamps, which are respectively arranged at the two ends of the anti-bending composite insulating parts are spliced; the end part armor clamps and the root part armor clamps, which are respectively arranged at the two ends of the tensile composite insulating parts are pressed; and an end part clamp connecting plate is used for fixedly connecting the four end part clamps through bolts to form the composite material combined type cross arm. The structure of the composite insulating parts is improved so that the self gravity of the composite cross arm is effectively reduced, the diameter of an electric gap circle between a wire and an iron tower is reduced, and the width of a passage and the tower height are reduced. The composite material combined type cross arm is simple in structure and fast to assemble and can be arrayed into tower shapes including a drum shape, an umbrella shape and the like, so that the occupied land is saved and the composite material combined type cross arm is good for popularization and application.

The invention relates to the technical field of power transmission and transformation, and discloses an intelligent fault monitoring device for power transmission and transformation, comprising a device body. A handle is fixedly connected to the front face of the device body. A base is fixedly connected to the bottom of the device body. A damping structure is fixedly connected to the inner portionof the base and the top of the damping structure is fixedly connected with the bottom of the device body. A damping support rod is fixedly connected to the inner portion of the base and the top of the damping support rod is fixedly connected with the bottom of the device body. A rubber spring is fixedly connected to the inner portion of the base and the top of the rubber spring is fixedly connected with the bottom of the device body. A connecting block is fixedly connected to the back face of the device body. A first connecting shaft is fixedly connected to the bottom of the connecting block.A telescopic structure is movably connected to the outer portion of the first connecting shaft. According to the intelligent fault monitoring device for power transmission and transformation, purposes of being high in damping function and convenient to move are achieved.

The invention discloses titanium alloy used for a foldable bicycle frame. The titanium alloy is composed of bode elements including 0.2-4.0% of zirconium, 0.5-1.2% of magnesium, 2-3% of iron, 0.3-0.5% of silicon, 0.2-0.5% of manganese, 0.2-0.3% of aluminum and the balance titanium and inevitable impurities. The invention further discloses a preparation method of the titanium alloy used for the foldable bicycle frame. Magnesium-zirconium alloy, titanium alloy and aluminum-silicon alloy are selected to be smelted, the magnesium-zirconium alloy has a very high shock absorption function and has noise reduction capacity, and therefore the obtained titanium alloy is high in strength, plasticity and other comprehensive performance, high in corrosion resistance, not prone to deformation, high in bearing capacity and high in noise reduction and shock absorption capacity. According to the preparation method, impurities in the titanium alloy are removed through a phosphorus removing agent and a desulfurizing agent, and therefore the titanium alloy serving as the foldable bicycle frame is better in quality and better in noise and shock absorption reduction performance.

The invention discloses a sports floor and a preparation method thereof. The sports floor comprises a PP plastic layer and a TPE rubber layer which is formed by performing injection molding on moltenrubber, injected through rubber injecting channels, in grooves. Protruding lugs arranged in a matrix mode are arranged on the front face of the PP plastic layer. The grooves are formed between the adjacent rows of the protruding lugs and between the adjacent lines of the protruding lugs correspondingly. The multiple rubber injecting channels communicating with the grooves and used for injecting the molten rubber into the grooves are formed in the back face of the PP plastic layer. The upper surface of the TPE rubber layer is not lower than the upper surfaces of the protruding lugs. According to the sports floor provided by the invention, the requirements for stability and shock absorption can be met simultaneously, and the usage experience is good.

The invention discloses a machine room power environment monitoring host, relates to the field of monitoring hosts, and provides the following scheme for solving the problems that an existing machine room power environment monitoring host is low in heat dissipation efficiency and not easy to clean: the machine room power environment monitoring host comprises a host box, a movable plate, a heat dissipation fan and a transverse plate; sleeves are fixedly connected between the lower surface of the transverse plate and the lower inner wall of the host box; a spring is connected between the upper sleeve and the lower sleeve; sliding ways are formed in the inner walls of the left side and the right side of the host box, and sliding plates are arranged in the sliding ways; limiting plates are fixedly connected to the left side and the right side of the lower surface of the host box; the front side and the rear side of each limiting plate are each provided with an air cylinder; the lower ends of the air cylinders are fixedly connected with a bottom plate; supporting plates are arranged under the lower surface of the host box; and the side faces, close to each other, of the left supporting plate and the right supporting plate are each fixedly connected with a supporting table. The device has the characteristics of being convenient to open and clean, good in heat dissipation effect and capable of powerfully damping.

The invention discloses a cable sheath material for a hot blast stove. The cable sheath material for the hot blast stove comprises the following raw materials in parts by weight: 75 to 85 parts of base material, 0.5 to 1.2 parts of dicumyl peroxide, 0.1 to 0.6 part of triethylene diamine, 1 to 2 parts of ethoxylated trimethyol propane triacytate, 60 to 70 parts of a filling reinforcing agent, 0.8 to 1.6 parts of end vinyl polydimethyl siloxane, 0.4 to 1 part of dibutyltin dilaurate, 0.2 to 1 part of N-cyclohexyl-N'-phenyl diphenylenediamine, 0.2 to 1 part of 2,6-di-tert-butylphenol, 0.5 to 1.5 parts of 2,6-ditert-butyl-4-methylphenol, 1 to 3 parts of sorbitol, 1 to 2 parts of hydroxyl silicone oil, 1 to 2 parts of magnesium stearate, 1 to 2 parts of zinc stearate and 1 to 2 parts of polyurethane hot melt adhesive. The cable sheath material for the hot blast stove has high compactness, excellent ageing resistance and high heat stability under a long-term high-temperature condition.

The invention discloses a wooden floor structure supporting device with a leveling function, comprising: a shock absorbing pad, a support plate and a base arranged from top to bottom; the shock absorbing pad is fixedly installed on the upper surface of the support plate, The support plate is fixedly connected to the base through a positioning mechanism and a leveling mechanism. By setting the leveling mechanism and adjusting the height of the support plate, the precise fine-tuning of the height of the wooden floor is realized, which ensures the flatness of the wooden floor laying; in addition, by setting the positioning mechanism, the support plate can be guaranteed to move in the vertical direction to prevent sideways and the support device has high mechanical strength, stable structure, and strong shock absorption performance; it is convenient for construction and improves construction efficiency.

The invention discloses a six-direction deflection comb plate retractor device. The six-direction deflection comb plate retractor device is characterized in that five-direction deflection support sets are fixedly arranged at the rear end of a movable comb plate, the bottom face of the front end of the movable comb plate is provided with sliding grooves and steel pins, and the five-direction deflection support sets are two elastic support bodies which are arranged on an anchor plate and both consist of teflon plate rubber bases, steel channels and teflon sliding plates; the steel channels are provided with axial sliding grooves, and the two steel channels are buckled on the anchor plate and welded with the anchor plate. Compared with the prior art, the six-direction deflection comb plate retractor device has the three-dimensional deformation functions of planar rotation, vertical rotation and transverse displacement, various deformation requirements during everyday operation can be met, and the requirement for longitudinal and transverse extremely-large displacement deformation generated by bridges during an earthquake can be met as well. The device is simple in structure, convenient to construct and mount, high in shock absorption capacity, low in noise and particularly suitable for high-grade highway bridges, viaduct bridges and extremely-long flexible bridges.

The invention discloses a wood floor structure supporting device with a leveling function. The wood floor structure supporting device comprises a shock pad, a supporting plate and a base which are arranged from top to bottom; and the shock pad is fixedly arranged on the upper surface of the supporting plate, and the supporting plate is fixedly connected with the base through a positioning mechanism and a leveling mechanism. The leveling mechanism is arranged, so that the height of the supporting plate is adjusted, accurate fine adjustment of the height of a wood floor is achieved, and the laying flatness of the wood floor is guaranteed; in addition, the positioning mechanism is arranged so that it can be guaranteed that the supporting plate moves in the vertical direction, and lateral movement is prevented; and the supporting device is high in mechanical strength, stable in structure and high in shock absorption performance, and construction is convenient, so that the construction efficiency is improved.